If the device appears with a yellow exclamation mark, it might be disabled in your system's firmware.
cant install unknown devices in Device manager - HP Community Acpi Msft0101 Driver Download
A: No. It is a legitimate ACPI device. However, malicious websites may disguise malware as its driver. Only download from OEM or Microsoft sources. If the device appears with a yellow exclamation
In most cases, you do not need to download a standalone "MSFT0101" installer. Windows 11 and Windows 10 include this driver natively, or it is delivered through specific chipset packages. 1. The Primary Fix: Windows Update Acpi Msft0101 Driver Download